Source Code for Module fabmetheus_utilities.geometry.geometry_tools.vertex

 1  """ 
 2  Vertex of a triangle mesh. 
 3   
 4  """ 
 5   
 6  from fabmetheus_utilities.geometry.geometry_utilities import evaluate 
 7  from fabmetheus_utilities import xml_simple_reader 
 8   
 9   
10  __author__ = 'Enrique Perez (perez_enrique@yahoo.com)' 
11  __credits__ = 'Art of Illusion <http://www.artofillusion.org/>' 
12  __date__ = '$Date: 2008/02/05 $' 
13  __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html' 
14   
15   
16 -def addGeometryList( vertexes, xmlElement ): 
17          "Add vertex elements to an xml element." 
18          for vertex in vertexes: 
19                  vertexElement = getUnboundVertexElement(vertex) 
20                  vertexElement.parentNode = xmlElement 
21                  xmlElement.childNodes.append( vertexElement ) 
22   
23 -def addVertexToAttributeDictionary(attributeDictionary, vertex): 
24          "Add to the attribute dictionary." 
25          if vertex.x != 0.0: 
26                  attributeDictionary['x'] = str(vertex.x) 
27          if vertex.y != 0.0: 
28                  attributeDictionary['y'] = str(vertex.y) 
29          if vertex.z != 0.0: 
30                  attributeDictionary['z'] = str(vertex.z) 
31   
32 -def getUnboundVertexElement(vertex): 
33          "Add vertex element to an xml element." 
34          vertexElement = xml_simple_reader.XMLElement() 
35          addVertexToAttributeDictionary(vertexElement.attributeDictionary, vertex) 
36          vertexElement.localName = 'vertex' 
37          return vertexElement 
38   
39 -def processXMLElement(xmlElement): 
40          "Process the xml element." 
41          xmlElement.parentNode.xmlObject.vertexes.append(evaluate.getVector3FromXMLElement(xmlElement)) 
42